kernel/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgt215.c
2024-07-22 17:22:30 +08:00

70 lines
2.2 KiB
C

/*
* Copyright 2017 Red Hat Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "ior.h"
#include <subdev/timer.h>
void
gt215_sor_dp_audio(struct nvkm_ior *sor, int head, bool enable)
{
struct nvkm_device *device = sor->disp->engine.subdev.device;
const u32 soff = nv50_ior_base(sor);
const u32 data = 0x80000000 | (0x00000001 * enable);
const u32 mask = 0x8000000d;
nvkm_mask(device, 0x61c1e0 + soff, mask, data);
nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x61c1e0 + soff) & 0x80000000))
break;
);
}
static const struct nvkm_ior_func
gt215_sor = {
.state = g94_sor_state,
.power = nv50_sor_power,
.clock = nv50_sor_clock,
.hdmi = {
.ctrl = gt215_hdmi_ctrl,
},
.dp = {
.lanes = { 2, 1, 0, 3 },
.links = g94_sor_dp_links,
.power = g94_sor_dp_power,
.pattern = g94_sor_dp_pattern,
.drive = g94_sor_dp_drive,
.audio = gt215_sor_dp_audio,
.audio_sym = g94_sor_dp_audio_sym,
.activesym = g94_sor_dp_activesym,
.watermark = g94_sor_dp_watermark,
},
.hda = {
.hpd = gt215_hda_hpd,
.eld = gt215_hda_eld,
},
};
int
gt215_sor_new(struct nvkm_disp *disp, int id)
{
return nvkm_ior_new_(&gt215_sor, disp, SOR, id);
}